Alert 99 – 31 High Pressure Release of Trapped Nitrogen WHAT HAPPENED: Following the foam cementation of 20″ (50 cm) casing in deepwater from a semi-submersible rig,
Alert 99 – 27 Pressurized Cargo Hose Near Miss Incidents WHAT HAPPENED: Several vessel operators have experienced near-miss incidents involving pressurized hoses being transferred to the vessels from
Alert 99 – 22 Catastrophic Failure of 50 CC Retorts WHAT HAPPENED: There have been two catastrophic failures of 50 cc Retorts. The failures occurred during routine
Alert 99 – 19 Top Drive Incident WHAT HAPPENED: A drilling rig recently experienced a major incident when the gooseneck and kelly hose became completely detached from the
Alert 99 – 13 Using Equipment Under Pressure WHAT HAPPENED: Two persons were injured while using a hydraulic torque tool to break out bonnet bolts on BOP’s.
Alert 98 – 22 Lightning Protection WHAT HAPPENED: Lightning struck a drilling rig, causing a failure of the electronic Pit Volume Totalizer (PVT) system. One mud pump was
Alert 98 – 15 Trapped Fluid Hazards WHAT HAPPENED: A motorman was removing a threaded two-inch to one-inch swedge from a two-inch ball valve and nipple. The swedge
Alert 98 – 07 Potential for Fire: Air Compressors WHAT HAPPENED: A semi-submersible MODU experienced a fire and explosion in its machinery equipment space due to an internal